/**
 * Json helper methods.
 */
export declare class JsonHelper {
    /**
     * Stringify an object with recursion breaking.
     * @param value A JavaScript value, usually an object or array, to be converted.
     * @param replacer A function that transforms the results.
     * @param space Adds indentation, white space, and line break characters to the return-value JSON text to make it easier to read.
     * @returns String version of the object.
     */
    static stringify(value: any, replacer?: (key: string, value: any) => any, space?: string | number): string;
}